Crayola, Color Wonder Mess-Free Coloring, Stow & Go Studio, Art Tools, Great for Travel, Colors may Vary The magic of color without the mess Durable storage case doubles as a lap deskperfect for mess-free coloring while traveling Color Wonder marker ink appears only on Color Wonder paper; not on skin, furniture or fabric The ideal art activity for on-the-go coloring or anywhere mess can be a concern. Includes 12-page Color Wonder activity book, 4 Color Wonder mini markers and storage case